How much Vitamin D do I need if I do not have a deficiency? The - TopicsExpress



          

How much Vitamin D do I need if I do not have a deficiency? The new recommended daily allowance (RDA), as set in 2010, is based on age, as follows: Infants aged 0-12 months, 400 IU daily (the upper level safe intake is 1,000 IU daily ) 1-70 years of age, 600 IU daily 71 years and older, 800 IU daily Pregnant and lactating women, 600 IU daily The IOM further recommended that serum 25(OH)D levels of 20ng/mL (= 50 nmol/L) is adequate, and levels > 50ng/mL (= 125 nmol/L) could have potential adverse effects.
Posted on: Thu, 10 Jul 2014 11:29:06 +0000

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